CN218374821U

CN218374821U - Assembled prefabricated staircase

Info

Publication number: CN218374821U
Application number: CN202222802888.3U
Authority: CN
Inventors: 孙逊
Original assignee: Qingdao Motorsport Town Changming Assembly Construction Technology Co ltd
Current assignee: Qingdao Motorsport Town Changming Assembly Construction Technology Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-01-24
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses a prefabricated stair of pin-connected panel, including the ladder roof beam, the ladder roof beam is provided with two sets ofly, the first assembly plate of fixedly connected with between one side of ladder roof beam, fixedly connected with second assembly plate between the opposite side of ladder roof beam. This prefabricated stair of pin-connected panel is through the both ends difference fixedly connected with connecting strip in the inside one side of prefabricated flier, will insert into ladder beam one side difference fixedly connected's installation slot inside through connecting strip and the equipment inserted block of the inboard fixed connection of prefabricated flier earlier when installing prefabricated stair, with this can fix the prefabricated flier installation that is "L" font between the top of ladder beam, thereby reached can convenient and fast and firm carry out the purpose assembled to prefabricated stair, prefabricated stair installation time has been saved greatly, and still be convenient for dismantle the change to stair step on, maneuverability is strong, the problem of can not convenient and fast install and dismantle the change to the flier has been solved.

Description

Assembled prefabricated staircase

Technical Field

The utility model relates to a prefabricated staircase technical field specifically is a prefabricated staircase of pin-connected panel.

Background

Prefabricated staircase is used for replacing cast in situ reinforced concrete stair, and prefabricated staircase all is prefabricated in the mill, can assemble on the spot or the mill is assembled, and the on-the-spot installation that can be fast compares traditional cast in situ reinforced concrete stair prefabricated staircase construction process faster.

According to application number CN202121435712.8, a spliced prefabricated staircase is disclosed, which relates to the technical field of fabricated buildings, and solves the problems that the traditional cast-in-place staircase structure needs on-site formwork erection, cement solidification forming needs to be waited after cement pouring, and the forming time of the staircase is long. The stair board that a plurality of is used for trampling is installed to the girder upper end, and the stair board has seted up the joint piece towards one side of girder, and the girder has seted up a plurality of and has supplied the joint piece to place the joint groove that the card was gone into, installs the connecting strip in the girder, and the girder sets up the spread groove that supplies the connecting strip to pass, and the through-hole that supplies the connecting strip to pass is seted up to the joint piece. The application can reduce the forming time of stair construction. But this technical scheme is integrated into one piece at the in-process flier that uses, and fixed connection promptly when installing with the girder, has the problem that can not convenient and fast installs and dismantle the change to the flier.

To this end, we propose a prefabricated assembled staircase to solve these problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a prefabricated staircase of pin-connected panel to the problem of the change is installed and dismantles to the flier that can not convenient and fast who proposes in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a prefabricated staircase of pin-connected panel, includes the ladder roof beam, the ladder roof beam is provided with two sets ofly, the first assembly plate of fixedly connected with between one side of ladder roof beam, fixedly connected with second assembly plate between the opposite side of ladder roof beam, be provided with the reinforcing frame between the ladder roof beam, the top of ladder roof beam evenly is provided with prefabricated step plate, the both ends difference fixedly connected with connecting strip of the inside one side of prefabricated step plate, one side difference fixedly connected with installation slot of ladder roof beam.

Preferably, prefabricated step plate is "L" font respectively, connecting strip is the symmetry setting respectively at inside one side of prefabricated step plate.

Preferably, one side of the connecting strip is fixedly connected with an assembly inserting block respectively, and the assembly inserting blocks are inserted into the installation slots respectively.

Preferably, the bottom of first assembly plate and second assembly plate is the fixedly connected with firm pad respectively, the both sides at the inside both ends of first assembly plate and second assembly plate are provided with the pilot hole respectively.

Preferably, the reinforcing frames are respectively in a U shape, six groups of reinforcing frames are arranged, the ladder beam is respectively provided with positioning insertion holes inside, and fixing holes are respectively arranged at the middle positions of two ends inside the reinforcing frames.

Preferably, the positioning insertion holes are respectively arranged in the ladder beam at equal intervals, fixing bolts penetrate through the inner parts of the positioning insertion holes respectively, and one ends of the fixing bolts penetrate through the inner parts of the fixing holes respectively.

Compared with the prior art, the beneficial effects of the utility model are that: the assembled prefabricated staircase not only can conveniently and quickly install, disassemble and replace the step plates, but also can quickly and stably install the prefabricated staircase and realize higher structural strength;

(1) The connecting strips are fixedly connected to the two ends of one side inside the prefabricated step plate respectively, when the prefabricated staircase is installed, the assembling insertion blocks fixedly connected with the inner side of the prefabricated step plate through the connecting strips are inserted into the installing insertion grooves fixedly connected with one side of the staircase beam respectively, so that the L-shaped prefabricated step plate can be installed and fixed between the top ends of the staircase beams, the purpose of conveniently, quickly and stably assembling the prefabricated staircase is achieved, the installation time of the prefabricated staircase is greatly saved, the staircase is convenient to disassemble and replace, and the operability is high;

(2) The first assembling plate and the second assembling plate are fixedly connected between two sides of the ladder beam respectively through the first assembling plate and the second assembling plate which are fixedly connected between one side of the ladder beam, the prefabricated staircase can be erected conveniently through the first assembling plate and the second assembling plate, after the prefabricated staircase is erected, the first assembling plate and the second assembling plate can be fixedly connected to a floor slab respectively through assembling holes which are formed in two sides of two ends inside the first assembling plate and the second assembling plate respectively, and the stability in the fixing connection process is improved through fixing cushions which are fixedly connected to the bottom ends of the first assembling plate and the second assembling plate respectively, so that the effect of conveniently, quickly and stably installing the prefabricated staircase is achieved, and the practicability is strong;

(3) Through being provided with the reinforcing frame between the terraced roof beam, evenly set up the reinforcing frame between the terraced roof beam when using, and will set up the location jack at the inside both ends of reinforcing frame respectively with set up the fixed orifices alignment in terraced roof beam inside, run through the location jack respectively with fixing bolt afterwards and insert the inside of going into the fixed orifices and screw up, with this can be with reinforcing frame difference fixed connection between the terraced roof beam, can further improve the structural strength of prefabricated stair through the reinforcing frame, prolonged service life, the safety in utilization of prefabricated stair is improved.

Drawings

Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is an enlarged schematic top view of the prefabricated step plate according to the present invention;

fig. 3 is an enlarged schematic structural view of a partial section at a in fig. 1 according to the present invention;

fig. 4 is an enlarged schematic view of the overlooking partial section of the reinforcing frame of the present invention.

In the figure: 1. a ladder beam; 2. a reinforcing frame; 3. a first assembly plate; 4. prefabricating a step plate; 5. installing a slot; 6. fixing the bolt; 7. a second fitting plate; 8. a connecting strip; 9. assembling an inserting block; 10. an assembly hole; 11. a stabilizing pad; 12. positioning the jack; 13. and (7) fixing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1: referring to fig. 1-4, an assembled prefabricated staircase comprises ladder beams 1, wherein two groups of ladder beams 1 are arranged, a first assembling plate 3 is fixedly connected between one sides of the ladder beams 1, a second assembling plate 7 is fixedly connected between the other sides of the ladder beams 1, reinforcing frames 2 are arranged between the ladder beams 1, prefabricated step plates 4 are uniformly arranged at the top ends of the ladder beams 1, two ends of one side inside each prefabricated step plate 4 are respectively and fixedly connected with a connecting strip 8, and one side of each ladder beam 1 is respectively and fixedly connected with an installation slot 5;

the prefabricated step plates 4 are respectively in an L shape, the connecting strips 8 are symmetrically arranged on one side inside the prefabricated step plates 4 respectively, assembling inserting blocks 9 are fixedly connected to one side of each connecting strip 8 respectively, and the assembling inserting blocks 9 are inserted into the mounting slots 5 respectively;

specifically, as shown in fig. 1 and 2, when the prefabricated staircase is installed, the assembling insertion block 9 fixedly connected with the inner side of the prefabricated step plate 4 through the connecting strip 8 is inserted into the installation insertion slot 5 fixedly connected with one side of the ladder beam 1, so that the L-shaped prefabricated step plate 4 can be installed and fixed between the top ends of the ladder beams 1, the purpose of assembling the prefabricated staircase conveniently, quickly and stably is achieved, the installation time of the prefabricated staircase is greatly saved, the stair step is convenient to disassemble and replace, and the operability is high.

Example 2: the bottom ends of the first assembling plate 3 and the second assembling plate 7 are respectively and fixedly connected with a stabilizing pad 11, and assembling holes 10 are respectively arranged on two sides of two ends inside the first assembling plate 3 and the second assembling plate 7;

specifically, as shown in fig. 1 and 3, when in use, the first assembling plate 3 and the second assembling plate 7 are respectively and fixedly connected between two sides of the ladder beam 1, the prefabricated staircase can be conveniently erected through the first assembling plate 3 and the second assembling plate 7, after erection is completed, the first assembling plate 3 and the second assembling plate 7 can be respectively and fixedly connected on the floor through the assembling holes 10 which are respectively arranged on two sides of two ends inside the first assembling plate 3 and the second assembling plate 7, and the firmness when the fixed connection is improved through the stabilizing pads 11 which are respectively and fixedly connected at the bottom ends of the first assembling plate 3 and the second assembling plate 7 is realized, so that the effect of conveniently, quickly and stably installing the prefabricated staircase is realized, and the practicability is strong.

Example 3: the reinforcing frames 2 are respectively in a U shape, six groups of reinforcing frames 2 are arranged, positioning insertion holes 12 are respectively formed in the ladder beam 1, fixing holes 13 are respectively formed in the middle positions of two ends in the reinforcing frames 2, the positioning insertion holes 12 are respectively arranged in the ladder beam 1 at equal intervals, fixing bolts 6 penetrate through the positioning insertion holes 12 respectively, and one ends of the fixing bolts 6 penetrate through the fixing holes 13 respectively;

specifically, as shown in fig. 1 and 4, when the prefabricated staircase is used, the reinforcing frame 2 is uniformly arranged between the ladder beams 1, the positioning insertion holes 12 arranged at two ends inside the reinforcing frame 2 are respectively aligned with the fixing holes 13 arranged inside the ladder beams 1, and then the fixing bolts 6 respectively penetrate through the positioning insertion holes 12 and are inserted into the fixing holes 13 to be screwed down, so that the reinforcing frame 2 can be respectively and fixedly connected between the ladder beams 1, the structural strength of the prefabricated staircase can be further improved through the reinforcing frame 2, the service life of the prefabricated staircase is prolonged, and the use safety of the prefabricated staircase is improved.

The working principle is as follows: the utility model discloses when using, at first can be convenient for erect prefabricated staircase through first assembly plate 3 and second assembly plate 7, erect the back and can be convenient for with both difference fixed connection on the floor through setting up the pilot hole 10 in first assembly plate 3 and the inside both ends both sides of second assembly plate 7 respectively, and through the steadiness when fixing pad 11 of difference fixed connection in first assembly plate 3 and the 7 bottom of second assembly plate improves fixed connection, evenly set up reinforcement 2 between terraced roof beam 1 afterwards, and will set up the location jack 12 at the inside both ends of reinforcement 2 respectively with set up fixed orifices 13 in terraced roof beam 1 inside to aim at, run through location jack 12 respectively with fixing bolt 6 afterwards and insert the inside tightening of fixed orifices 13, so that can be with reinforcement 2 difference fixed connection between terraced roof beam 1 improve prefabricated staircase's structural strength, will be through inside the installation inserted block 9 grafting of connecting strip 8 and the inboard fixed connection of prefabricated step 4 and enter terraced roof beam 1 slot 5 of difference fixed connection, with this can be the top of the prefabricated step 4 font of "L" font is fixed connection between the installation of terraced roof beam 1 afterwards.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a prefabricated staircase of pin-connected panel, includes ladder beam (1), its characterized in that: ladder roof beam (1) is provided with two sets ofly, the first assembly board of fixedly connected with (3) between one side of ladder roof beam (1), fixedly connected with second assembly board (7) between the opposite side of ladder roof beam (1), be provided with between ladder roof beam (1) reinforcing frame (2), the top of ladder roof beam (1) evenly is provided with prefabricated step board (4), the both ends difference fixedly connected with connecting strip (8) of inside one side of prefabricated step board (4), one side difference fixedly connected with installation slot (5) of ladder roof beam (1).

2. The assembled prefabricated staircase according to claim 1, characterized in that: prefabricated flier (4) are "L" font respectively, connecting strip (8) are the symmetry setting respectively in the inside one side of prefabricated flier (4).

3. The assembled prefabricated staircase according to claim 2, characterized in that: one side of connecting strip (8) is fixedly connected with equipment inserted block (9) respectively, equipment inserted block (9) are inserted respectively into the inside of installation slot (5).

4. The assembled prefabricated staircase according to claim 1, characterized in that: the bottom of first assembly plate (3) and second assembly plate (7) is fixedly connected with firm pad (11) respectively, the both sides at the inside both ends of first assembly plate (3) and second assembly plate (7) are provided with pilot hole (10) respectively.

5. The assembled prefabricated staircase according to claim 1, characterized in that: the reinforcing frame (2) is U-shaped respectively, the reinforcing frame (2) is provided with six groups, the inside of ladder roof beam (1) is provided with location jack (12) respectively, the intermediate position department at the inside both ends of reinforcing frame (2) is provided with fixed orifices (13) respectively.

6. The assembled prefabricated staircase according to claim 5, characterized in that: the positioning insertion holes (12) are arranged in the ladder beam (1) at equal intervals respectively, fixing bolts (6) penetrate through the insides of the positioning insertion holes (12) respectively, and one ends of the fixing bolts (6) penetrate through the insides of the fixing holes (13) respectively.